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Early Holocene alluvia in the lower Wisłok River valley and their chronostratigraphy in the light of radiocarbon datings and palynological analysis Cover

Early Holocene alluvia in the lower Wisłok River valley and their chronostratigraphy in the light of radiocarbon datings and palynological analysis

Geochronometria
Volume 44 (2017): Issue 1 (January 2017)
By: Sławomir Superson,  Piotr Gębica,  Adam Michczyński,  Piotr Kołaczek and  Kazimierz Szczepanek  
Open Access
|Nov 2017

Figures & Tables

Fig. 1

Maps with location and geomorphology of study area.General location of the study area.The Wisłok River valley and the Late Glacial and Holocene alluvia with sites sampled for the radiocarbon datings (elaborated by P. Gębica). Explanation of symbols: 1 – Kolbuszowska Plateau covered with sediments of the Elsterian Glaciation, 2 – Kańczucka Plateau covered with Saalian 2 (Wartanian) and Vistulian loess, 3 – fluvioglacial plain, Elsterian 2 Glaciation, 4 – river terrace 13–18 m high, Saalian 2 (Wartanian), 5 – loess terrace 15–20 m high, Vistulian, 6 – Vistulian (sandy) terrace 8–12 m high, with dunes, 7 – erosional-denudation valley, 8 – Pleistocene alluvial fan, 9 – Holocene alluvial fan, 10 – Holocene floodplain 7–8 m high and systems of palaeochannels, 11– study area, 12 – sites of the Late Glacial sediments, 13 – sites of the Early Holocene sediments, 14 – sites of the Last Millenium sediments. List of the sites dated by radiocarbon and palynological methods: SŁ – Słocina, KW – Krasne-Wólka, Ła1 – Łąka 1, Ła4 – Łąka 4, T – Terliczka, Ła 74 – Łąka archaeological site No. 74, ŁkIV – Łukawiec IV, Łk3 – Łukawiec 3, CzP – Czarna Podbór, D-Cz – Dąbrówki-Czarna, WM – Wola Mała, BI – Białobrzegi, BŁ – Budy Łańcuckie, GŁ2 – Gniewczyna Łańcucka 2, GŁ11 – Gniewczyna Łańcucka 11, GN1 – Grodzisko Nowe 1, GN2 – Grodzisko Nowe (Dolne) 2.Wola Dalsza gravel pit and the location of sequences described in the text (elaborated by S. Superson). Explanation of symbols: 1 – Vistulian sandy terrace 8–12 m high, 2 – Holocene terrace 7–8 m high, 3 – floodplain 5–6 m high, 4 – palaeochannels, 5 – erosional edges higher than 1 m, 6 – erosional edges up to 1 m high, 7 – extent of gravelpit, 8 – study sites, Sm – Smolarzyny site.

Fig. 2

Geological cross-section of the floodplain (5–6 m high) and terrace 7–8 m high with the location of the sequences and samples dated by the radiocarbon and palynological methods (elaborated by S. Superson). Explanation of symbols: 1 – gravel, 2 – sand with single pebbles, 3 – sand, 4 – silt, 5 – flood rhytmithe, 6 – clay, 7 – tree trunks, 8 – wood fragments, 9 – peat, 10 – charcoal fragments, 11 – fired clay bearing coal dust, 12 – anthropogenic embankment; PAL-palynological dating, AT-Atlantic, SB-Subboreal, SA-Subatlantic

Fig. 3

The structure of floodplain 5–6 m high bearing peat, eroded in the sequence IV (elaborated by S. Superson and P. Gębica). Explanation of symbols: 1 – sand, 2 – silty sand, 3 – laminated sand, 4 – silt with sand, 5 – silt, 6 – organic silt, 7 – clayey silt, 8 – clay, 9 – peat, 10 – anthropogenic embankment, 11 – palynological analysis, 12 – number of the sequence; Bo-Boreal, AT-Atlantic.

Fig. 4

Palynological diagrams of the Wola Dalsza and Smolarzyny sequences (analysed by P. Kołaczek).

Fig. 5

Changes of the Wisłok River channel during the 19th and 20th centuries (elaborated by S. Superson). A. Changes of the Wisłok Rivet channel between Wola Dalsza and Białobrzegi, B. The area presented on Fig. 1C in detail.

Radiocarbon datings of samples from the sequence in the Wola Dalsza gravel-pit_

Sample no.Name of the profileTerrace level (m)Dated materialDepth (m)Laboratory no.Age 14C (BP)Calendar Age (calibrated) range 68%Calendar Age (calibrated) range 95%
1Wola Dalsza Vb7–8charcoals0.60–0.80----------no dated--------------------
2Wola Dalsza Va7–8coal dust1.50–1.60----------no dated--------------------
3Wola Dalsza Vc7–8wood4.60–4.65GdS-192010100±14011960–11860 cal BP (11.2%) 11845–11395 cal BP (57.0%)12370–12350 cal BP (0.3%)
12235–12205 cal BP (0.5%)
12170–11235 cal BP (94.5%)
4Wola Dalsza IX7–8trunk5.80–5.90MKL-27869290±508619–8466 cal BC (68.2%)8699–8679 cal BC (1.8%)
8641–8337 cal BC (93.6%)
5Wola Dalsza IV5–6peat3.20–3.25GdS-32338900±9510195–9885 cal BP (68.2%)10230–9695 cal BP (95.4%)
6Wola Dalsza VI5–6trunk3.00–3.10GdS-32307390±808335–8155 cal BP (64.8%)8365–8030 cal BP (95.4%)
8085–8065 cal BP (3.4%)
7Wola Dalsza VII5–6peat4.70–4.80GdS-30569085±6510370–10355 cal BP ( 2.9%)10490–10455 cal BP (1.5%)
10300–10185 cal BP (65.3%)10440–10155 cal BP (93.9%)
8Wola Dalsza VIII5–6peat4.50–4.60GdS-32289575±9511095–10915 cal BP (37.0%)11195–10655 cal BP (95.1%)
10910–10755 cal BP (31.2%)10615–10605 cal BP ( 0.3%)

The results of palynological analysis (amount of pollen grain) of six samples of organic sediments from the Wola Dalsza site (analysed by K_ Szczepanek)_

Profile number Sample number depth (m)Vb 1 0.6–0.8Va 2 1.5–1.6VIII 3 4.5–4.6IV 4 3.20–3.25VII 5 4.7–4.8Vc 6 4.60–4.65
Pinus sylvestris t.no pollan grains, charcoal: Quercus, Fraxinus, Carpinusno pollan grains, coal dust213210160no pollan grains
Betula sp.2510172
Ulmus116546
Quercus10639
Salix464858
Corylus1754
Alnus110
Picea332
Tilia200
Larix010
Poaceae201735
Cyperaceae435
Artemisia445
Brasicaceae1051
Rosaceae861
Rubiaceae110
Chenopodiaceae010
Caryophyllaceae310
Asteraceae011
Apiaceae16159
Sparganium889
Myriophyllum02314
Nuphar, Nymphaceae012
Lemna100
Humulus-Cannabis t.233
Equisetum200
Lycopodium100
Polypodiaceae1458
Varia824
Sum AP424437351
Sum NAP1029697
DOI: https://doi.org/10.1515/geochr-2015-0071 | Journal eISSN: 1897-1695
Journal RSS Feed
Language: English
Page range: 216 - 225
Submitted on: Aug 10, 2016
|
Accepted on: Apr 25, 2017
|
Published on: Nov 4, 2017
Published by: Sciendo
In partnership with: Paradigm Publishing Services
Publication frequency: 1 issue per year
Keywords:
alluvia,
chronostratigraphy,
Early Holocene,
radiocarbon dating,
palynology
Related subjects:
Geosciences,
Geosciences, other

© 2017 Sławomir Superson, Piotr Gębica, Adam Michczyński, Piotr Kołaczek, Kazimierz Szczepanek, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

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